package project.rbac.view;

import project.rbac.domain.dto.DeptDto;
import project.rbac.domain.vo.DeptVo;
import project.rbac.domain.vo.Result;
import project.rbac.exception.ExceptionHandler;
import project.rbac.exception.FatalException;
import project.rbac.service.IDeptService;
import project.rbac.service.impl.DeptService;
import project.rbac.util.DateTimeUtils;
import project.rbac.util.SingletonFactory;

public class DeptView extends BaseView<DeptVo, IDeptService> {

    public static final String MENU = """
            -------------------
                 部门管理
            -------------------
            |   0   返回上级    |
            |   1   部门列表    |
            |   2   创建部门    |
            |   3   更新部门    |
            |   4   删除部门    |
            -------------------
            请输入选项：""";

    private DeptView() {
        service = SingletonFactory.getInstance(DeptService.class);
    }

    /**
     * 显示界面
     */
    public void show() {
        do {
            try {
                System.out.print(MENU);
                String menuChoice = MainView.input.nextLine();
                switch (menuChoice) {
                    case "0" -> {
                        System.out.println("已返回上一级菜单！");
                        return;
                    }
                    case "1" -> list();
                    case "2" -> create();
                    case "3" -> update();
                    case "4" -> delete();
                    default -> System.out.println("输入非法，请输入正确的菜单编号！");
                }
            } catch (Exception e) {
                ExceptionHandler.handle(e);
            }
        } while (true);
    }

    public void list() {
        Result result = service.list();
        cache = (DeptVo[]) result.data;
        System.out.println("ID\t部门名称\t部门电话\t更新时间");
        for (DeptVo dept : cache) {
            System.out.printf("%d\t%s\t%s\t%s\n", dept.id, dept.name, dept.phone, DateTimeUtils.format(dept.updateAt));
        }
    }

    public void create() {
        System.out.print("请输入部门名称：");
        String name = MainView.input.nextLine();
        System.out.print("请输入部门电话：");
        String phone = MainView.input.nextLine();
        DeptDto dto = new DeptDto(name, phone);
        Result result = service.create(dto);
        if (!result.success) {
            printError(result.message);
            return;
        }
        System.out.println(result.message);
        list();
    }

    public void update() {
        DeptVo dept = getCacheById();
        if (dept == null) {
            return;
        }
        System.out.print("请输入部门名称，直接按回车表示不修改：");
        String name = MainView.input.nextLine();
        name = "".equals(name) ? dept.name : name;
        System.out.print("请输入部门电话，直接按回车表示不修改：");
        String phone = MainView.input.nextLine();
        phone = "".equals(phone) ? dept.phone : phone;
        DeptDto dto = new DeptDto(name, phone);
        Result result = service.update(dto, dept.id);
        if (!result.success) {
            printError(result.message);
            return;
        }
        System.out.println(result.message);
        list();
    }

    public void delete() {
        DeptVo dept = getCacheById();
        if (dept == null) {
            return;
        }
        System.out.println("输入‘Y’确认删除，输入其它则取消删除：");
        String confirm = MainView.input.nextLine();
        if (!"Y".equalsIgnoreCase(confirm)) {
            System.out.println("您已取消删除");
            return;
        }
        Result result = service.delete(dept.id);
        if (!result.success) {
            printError(result.message);
            return;
        }
        System.out.println(result.message);
        list();
    }
}
